To Match or Not to Match in Epidemiological Studies—Same Outcome but Less Power
This study aimed to analyze the possible resemblance or difference in outcome in a case-control study of quality of life for IBS patients compared to controls free from the disease, when a matching procedure for age and sex was applied for the control group compared to when all participating subject...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
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MDPI AG
2010-01-01
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| Series: | International Journal of Environmental Research and Public Health |
| Subjects: | |
| Online Access: | http://www.mdpi.com/1660-4601/7/1/325/ |